JPS6359493U - - Google Patents
Info
- Publication number
- JPS6359493U JPS6359493U JP15225386U JP15225386U JPS6359493U JP S6359493 U JPS6359493 U JP S6359493U JP 15225386 U JP15225386 U JP 15225386U JP 15225386 U JP15225386 U JP 15225386U JP S6359493 U JPS6359493 U JP S6359493U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- diaphragms
- laminated piezoelectric
- magnifying mechanisms
- loudspeaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案の一実施例のブロツク図、第２
図は第１図の実施例の動作を説明するための積層
圧電アクチユエータの印加電圧対変位量の相関を
示す特性図、第３図は従来の拡声器の一例のブロ
ツク図、第４図は第３図の拡声器の動作を説明す
るための積層圧電アクチユエータの印力電圧対変
位量の相関を示す特性図である。
１，１ａ……増幅器、１ｂ……直流バイアス電
源、２……入力端子、３ａ，３ｂ……整流器、４
，４ａ，４ｂ……積層圧電アクチユエータ、５，
５ａ，５ｂ……拡大機構、６，６ａ，６ｂ……振
動板。
Fig. 1 is a block diagram of an embodiment of the present invention;
The figure is a characteristic diagram showing the correlation between the applied voltage and the amount of displacement of the laminated piezoelectric actuator to explain the operation of the embodiment shown in Fig. 1, Fig. 3 is a block diagram of an example of a conventional loudspeaker, and Fig. 4 is a FIG. 4 is a characteristic diagram showing the correlation between the applied voltage and the amount of displacement of the laminated piezoelectric actuator for explaining the operation of the loudspeaker shown in FIG. 3; 1, 1 a ...Amplifier, 1 b ...DC bias power supply, 2...Input terminal, 3 a , 3 b ... Rectifier, 4
, 4 a , 4 b ... laminated piezoelectric actuator, 5,
5a , 5b ... Enlargement mechanism, 6, 6a , 6b ... Vibration plate.
Claims (1)
前記振動板に連結される１対の拡大機構と、それ
ぞれの前記拡大機構に連結され正負２極化した入
力信号のそれぞれを入力して前記１対の振動板を
互に反対方向に駆動する１対の積層圧電アクチユ
エータとを含むことを特徴とする拡声器。 A pair of diaphragms capable of independent operation, a pair of magnifying mechanisms connected to each of the diaphragms, and input signals connected to each of the magnifying mechanisms and polarized into positive and negative polarities are inputted. A loudspeaker comprising: a pair of laminated piezoelectric actuators that drive a pair of diaphragms in opposite directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15225386U JPS6359493U (en) | 1986-10-02 | 1986-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15225386U JPS6359493U (en) | 1986-10-02 | 1986-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6359493U true JPS6359493U (en) | 1988-04-20 |
Family
ID=31070064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15225386U Pending JPS6359493U (en) | 1986-10-02 | 1986-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6359493U (en) |
-
1986
- 1986-10-02 JP JP15225386U patent/JPS6359493U/ja active Pending
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